Add tests for AuthContext, ModalContext and ThemeContext

This commit is contained in:
2025-05-29 16:25:42 +02:00
parent 19771dd094
commit 33d45568ec
6 changed files with 2406 additions and 4 deletions

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import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import { renderHook, act, waitFor } from '@testing-library/react';
import React from 'react';
import { AuthProvider, useAuth } from './AuthContext';
import { UserRole, type User } from '@/types/models';
// Set up mocks before imports are used
vi.mock('@/api/auth', () => {
return {
login: vi.fn(),
logout: vi.fn(),
refreshToken: vi.fn(),
getCurrentUser: vi.fn(),
};
});
vi.mock('@mantine/notifications', () => {
return {
notifications: {
show: vi.fn(),
},
};
});
// Import the mocks after they've been defined
import {
login as mockLogin,
logout as mockLogout,
refreshToken as mockRefreshToken,
getCurrentUser as mockGetCurrentUser,
} from '@/api/auth';
import { notifications } from '@mantine/notifications';
// Get reference to the mocked notifications.show function
const mockNotificationsShow = notifications.show as unknown as ReturnType<
typeof vi.fn
>;
// Mock user data
const mockUser: User = {
id: 1,
email: 'test@example.com',
displayName: 'Test User',
role: UserRole.Editor,
createdAt: '2024-01-01T00:00:00Z',
lastWorkspaceId: 1,
};
// Helper wrapper component for testing
const createWrapper = () => {
const Wrapper = ({ children }: { children: React.ReactNode }) => (
<AuthProvider>{children}</AuthProvider>
);
Wrapper.displayName = 'AuthProviderTestWrapper';
return Wrapper;
};
describe('AuthContext', () => {
beforeEach(() => {
vi.clearAllMocks();
});
afterEach(() => {
vi.restoreAllMocks();
});
describe('AuthProvider initialization', () => {
it('initializes with null user and loading state', () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
expect(result.current.user).toBeNull();
expect(result.current.loading).toBe(true);
expect(result.current.initialized).toBe(false);
});
it('provides all expected functions', () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
expect(typeof result.current.login).toBe('function');
expect(typeof result.current.logout).toBe('function');
expect(typeof result.current.refreshToken).toBe('function');
expect(typeof result.current.refreshUser).toBe('function');
});
it('loads current user on mount when authenticated', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
expect(result.current.user).toEqual(mockUser);
expect(result.current.loading).toBe(false);
expect(mockGetCurrentUser).toHaveBeenCalledTimes(1);
});
it('handles initialization error gracefully', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Network error')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
expect(result.current.user).toBeNull();
expect(result.current.loading).toBe(false);
expect(consoleSpy).toHaveBeenCalledWith(
'Failed to initialize auth:',
expect.any(Error)
);
consoleSpy.mockRestore();
});
});
describe('useAuth hook', () => {
it('throws error when used outside AuthProvider', () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
expect(() => {
renderHook(() => useAuth());
}).toThrow('useAuth must be used within an AuthProvider');
consoleSpy.mockRestore();
});
it('returns auth context when used within provider', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
expect(result.current).toBeDefined();
expect(typeof result.current).toBe('object');
});
it('maintains function stability across re-renders', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
const wrapper = createWrapper();
const { result, rerender } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
const initialFunctions = {
login: result.current.login,
logout: result.current.logout,
refreshToken: result.current.refreshToken,
refreshUser: result.current.refreshUser,
};
rerender();
expect(result.current.login).toBe(initialFunctions.login);
expect(result.current.logout).toBe(initialFunctions.logout);
expect(result.current.refreshToken).toBe(initialFunctions.refreshToken);
expect(result.current.refreshUser).toBe(initialFunctions.refreshUser);
});
});
describe('login functionality', () => {
beforeEach(() => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
});
it('logs in user successfully', async () => {
(mockLogin as ReturnType<typeof vi.fn>).mockResolvedValue(mockUser);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
let loginResult: boolean | undefined;
await act(async () => {
loginResult = await result.current.login(
'test@example.com',
'password123'
);
});
expect(loginResult).toBe(true);
expect(result.current.user).toEqual(mockUser);
expect(mockLogin).toHaveBeenCalledWith('test@example.com', 'password123');
expect(mockNotificationsShow).toHaveBeenCalledWith({
title: 'Success',
message: 'Logged in successfully',
color: 'green',
});
});
it('handles login failure with error message', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
(mockLogin as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Invalid credentials')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
let loginResult: boolean | undefined;
await act(async () => {
loginResult = await result.current.login(
'test@example.com',
'wrongpassword'
);
});
expect(loginResult).toBe(false);
expect(result.current.user).toBeNull();
expect(consoleSpy).toHaveBeenCalledWith(
'Login failed:',
expect.any(Error)
);
expect(mockNotificationsShow).toHaveBeenCalledWith({
title: 'Error',
message: 'Invalid credentials',
color: 'red',
});
consoleSpy.mockRestore();
});
it('handles login failure with generic message', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
(mockLogin as ReturnType<typeof vi.fn>).mockRejectedValue(
'Network error'
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
let loginResult: boolean | undefined;
await act(async () => {
loginResult = await result.current.login(
'test@example.com',
'password123'
);
});
expect(loginResult).toBe(false);
expect(mockNotificationsShow).toHaveBeenCalledWith({
title: 'Error',
message: 'Login failed',
color: 'red',
});
consoleSpy.mockRestore();
});
it('handles multiple login attempts', async () => {
(mockLogin as ReturnType<typeof vi.fn>)
.mockRejectedValueOnce(new Error('First attempt failed'))
.mockResolvedValueOnce(mockUser);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
// First attempt fails
let firstResult: boolean | undefined;
await act(async () => {
firstResult = await result.current.login(
'test@example.com',
'wrongpassword'
);
});
expect(firstResult).toBe(false);
expect(result.current.user).toBeNull();
// Second attempt succeeds
let secondResult: boolean | undefined;
await act(async () => {
secondResult = await result.current.login(
'test@example.com',
'correctpassword'
);
});
expect(secondResult).toBe(true);
expect(result.current.user).toEqual(mockUser);
});
});
describe('logout functionality', () => {
it('logs out user successfully', async () => {
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
(mockLogout as ReturnType<typeof vi.fn>).mockResolvedValue(undefined);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
await act(async () => {
await result.current.logout();
});
expect(result.current.user).toBeNull();
expect(mockLogout).toHaveBeenCalledTimes(1);
});
it('clears user state even when logout API fails', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
(mockLogout as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Logout failed')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
await act(async () => {
await result.current.logout();
});
expect(result.current.user).toBeNull();
expect(consoleSpy).toHaveBeenCalledWith(
'Logout failed:',
expect.any(Error)
);
consoleSpy.mockRestore();
});
it('handles logout when user is already null', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
(mockLogout as ReturnType<typeof vi.fn>).mockResolvedValue(undefined);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
await act(async () => {
await result.current.logout();
});
expect(result.current.user).toBeNull();
expect(mockLogout).toHaveBeenCalledTimes(1);
});
});
describe('refreshToken functionality', () => {
it('refreshes token successfully', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
(mockRefreshToken as ReturnType<typeof vi.fn>).mockResolvedValue(true);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
let refreshResult: boolean | undefined;
await act(async () => {
refreshResult = await result.current.refreshToken();
});
expect(refreshResult).toBe(true);
expect(mockRefreshToken).toHaveBeenCalledTimes(1);
});
it('handles token refresh failure and logs out user', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
(mockRefreshToken as ReturnType<typeof vi.fn>).mockResolvedValue(false);
(mockLogout as ReturnType<typeof vi.fn>).mockResolvedValue(undefined);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
let refreshResult: boolean | undefined;
await act(async () => {
refreshResult = await result.current.refreshToken();
});
expect(refreshResult).toBe(false);
expect(result.current.user).toBeNull();
expect(mockLogout).toHaveBeenCalledTimes(1);
consoleSpy.mockRestore();
});
it('handles token refresh API error and logs out user', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
(mockRefreshToken as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Refresh failed')
);
(mockLogout as ReturnType<typeof vi.fn>).mockResolvedValue(undefined);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
let refreshResult: boolean | undefined;
await act(async () => {
refreshResult = await result.current.refreshToken();
});
expect(refreshResult).toBe(false);
expect(result.current.user).toBeNull();
expect(consoleSpy).toHaveBeenCalledWith(
'Token refresh failed:',
expect.any(Error)
);
expect(mockLogout).toHaveBeenCalledTimes(1);
consoleSpy.mockRestore();
});
});
describe('refreshUser functionality', () => {
it('refreshes user data successfully', async () => {
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
// Mock updated user data
const updatedUser = { ...mockUser, displayName: 'Updated User' };
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
updatedUser
);
await act(async () => {
await result.current.refreshUser();
});
expect(result.current.user).toEqual(updatedUser);
expect(mockGetCurrentUser).toHaveBeenCalledTimes(2); // Once on init, once on refresh
});
it('handles user refresh failure', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// Start with authenticated user
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
// Mock refresh failure
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Refresh user failed')
);
await act(async () => {
await result.current.refreshUser();
});
// User should remain the same after failed refresh
expect(result.current.user).toEqual(mockUser);
expect(consoleSpy).toHaveBeenCalledWith(
'Failed to refresh user data:',
expect.any(Error)
);
consoleSpy.mockRestore();
});
});
describe('authentication state transitions', () => {
it('transitions from unauthenticated to authenticated', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
(mockLogin as ReturnType<typeof vi.fn>).mockResolvedValue(mockUser);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
expect(result.current.user).toBeNull();
await act(async () => {
await result.current.login('test@example.com', 'password123');
});
expect(result.current.user).toEqual(mockUser);
});
it('transitions from authenticated to unauthenticated', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
(mockLogout as ReturnType<typeof vi.fn>).mockResolvedValue(undefined);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
await act(async () => {
await result.current.logout();
});
expect(result.current.user).toBeNull();
});
it('handles user data updates while authenticated', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.user).toEqual(mockUser);
});
// Simulate user profile update
const updatedUser = { ...mockUser, displayName: 'Updated Name' };
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
updatedUser
);
await act(async () => {
await result.current.refreshUser();
});
expect(result.current.user).toEqual(updatedUser);
});
});
describe('context value structure', () => {
it('provides expected context interface', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
// Check boolean and object values
expect(result.current.user).toBeNull();
expect(result.current.loading).toBe(false);
expect(result.current.initialized).toBe(true);
// Check function types
expect(typeof result.current.login).toBe('function');
expect(typeof result.current.logout).toBe('function');
expect(typeof result.current.refreshToken).toBe('function');
expect(typeof result.current.refreshUser).toBe('function');
});
it('provides correct context when authenticated', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
// Check boolean and object values
expect(result.current.user).toEqual(mockUser);
expect(result.current.loading).toBe(false);
expect(result.current.initialized).toBe(true);
// Check function types
expect(typeof result.current.login).toBe('function');
expect(typeof result.current.logout).toBe('function');
expect(typeof result.current.refreshToken).toBe('function');
expect(typeof result.current.refreshUser).toBe('function');
});
});
describe('loading states', () => {
it('shows loading during initialization', () => {
let resolveGetCurrentUser: (value: User) => void;
const pendingPromise = new Promise<User>((resolve) => {
resolveGetCurrentUser = resolve;
});
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockReturnValue(
pendingPromise
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
expect(result.current.loading).toBe(true);
expect(result.current.initialized).toBe(false);
act(() => {
resolveGetCurrentUser!(mockUser);
});
});
it('clears loading after initialization completes', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue(
mockUser
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.loading).toBe(false);
expect(result.current.initialized).toBe(true);
});
});
it('clears loading after initialization fails', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Init failed')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.loading).toBe(false);
expect(result.current.initialized).toBe(true);
});
});
});
describe('error handling', () => {
it('handles network errors during login', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
(mockLogin as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Network unavailable')
);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
await act(async () => {
const success = await result.current.login(
'test@example.com',
'password123'
);
expect(success).toBe(false);
});
expect(mockNotificationsShow).toHaveBeenCalledWith({
title: 'Error',
message: 'Network unavailable',
color: 'red',
});
consoleSpy.mockRestore();
});
it('handles invalid user data during initialization', async () => {
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// Use a more precise type for testing
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockResolvedValue({
invalid: 'user',
} as unknown as User);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
expect(result.current.user).toEqual({ invalid: 'user' });
consoleSpy.mockRestore();
});
});
describe('concurrent operations', () => {
it('handles concurrent login attempts', async () => {
(mockGetCurrentUser as ReturnType<typeof vi.fn>).mockRejectedValue(
new Error('Not authenticated')
);
(mockLogin as ReturnType<typeof vi.fn>).mockResolvedValue(mockUser);
const wrapper = createWrapper();
const { result } = renderHook(() => useAuth(), { wrapper });
await waitFor(() => {
expect(result.current.initialized).toBe(true);
});
// Make concurrent login calls
const [result1, result2] = await act(async () => {
return Promise.all([
result.current.login('test@example.com', 'password123'),
result.current.login('test@example.com', 'password123'),
]);
});
expect(result1).toBe(true);
expect(result2).toBe(true);
expect(result.current.user).toEqual(mockUser);
expect(mockLogin).toHaveBeenCalledTimes(2);
});
});
});

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import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import { renderHook, act } from '@testing-library/react';
import React from 'react';
import { ModalProvider, useModalContext } from './ModalContext';
// Helper wrapper component for testing
const createWrapper = () => {
const Wrapper = ({ children }: { children: React.ReactNode }) => (
<ModalProvider>{children}</ModalProvider>
);
Wrapper.displayName = 'ModalProviderTestWrapper';
return Wrapper;
};
describe('ModalContext', () => {
beforeEach(() => {
vi.clearAllMocks();
});
afterEach(() => {
vi.restoreAllMocks();
});
describe('ModalProvider', () => {
it('provides modal context with initial false values', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
expect(result.current.newFileModalVisible).toBe(false);
expect(result.current.deleteFileModalVisible).toBe(false);
expect(result.current.commitMessageModalVisible).toBe(false);
expect(result.current.settingsModalVisible).toBe(false);
expect(result.current.switchWorkspaceModalVisible).toBe(false);
expect(result.current.createWorkspaceModalVisible).toBe(false);
});
it('provides all setter functions', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
expect(typeof result.current.setNewFileModalVisible).toBe('function');
expect(typeof result.current.setDeleteFileModalVisible).toBe('function');
expect(typeof result.current.setCommitMessageModalVisible).toBe(
'function'
);
expect(typeof result.current.setSettingsModalVisible).toBe('function');
expect(typeof result.current.setSwitchWorkspaceModalVisible).toBe(
'function'
);
expect(typeof result.current.setCreateWorkspaceModalVisible).toBe(
'function'
);
});
it('provides complete context interface', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
const expectedKeys = [
'newFileModalVisible',
'setNewFileModalVisible',
'deleteFileModalVisible',
'setDeleteFileModalVisible',
'commitMessageModalVisible',
'setCommitMessageModalVisible',
'settingsModalVisible',
'setSettingsModalVisible',
'switchWorkspaceModalVisible',
'setSwitchWorkspaceModalVisible',
'createWorkspaceModalVisible',
'setCreateWorkspaceModalVisible',
];
expectedKeys.forEach((key) => {
expect(key in result.current).toBe(true);
});
});
});
describe('useModalContext hook', () => {
it('throws error when used outside ModalProvider', () => {
// Suppress console.error for this test since we expect an error
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
expect(() => {
renderHook(() => useModalContext());
}).toThrow('useModalContext must be used within a ModalProvider');
consoleSpy.mockRestore();
});
it('returns modal context when used within provider', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
expect(result.current).toBeDefined();
expect(typeof result.current).toBe('object');
});
it('maintains function stability across re-renders', () => {
const wrapper = createWrapper();
const { result, rerender } = renderHook(() => useModalContext(), {
wrapper,
});
const initialSetters = {
setNewFileModalVisible: result.current.setNewFileModalVisible,
setDeleteFileModalVisible: result.current.setDeleteFileModalVisible,
setCommitMessageModalVisible:
result.current.setCommitMessageModalVisible,
setSettingsModalVisible: result.current.setSettingsModalVisible,
setSwitchWorkspaceModalVisible:
result.current.setSwitchWorkspaceModalVisible,
setCreateWorkspaceModalVisible:
result.current.setCreateWorkspaceModalVisible,
};
rerender();
expect(result.current.setNewFileModalVisible).toBe(
initialSetters.setNewFileModalVisible
);
expect(result.current.setDeleteFileModalVisible).toBe(
initialSetters.setDeleteFileModalVisible
);
expect(result.current.setCommitMessageModalVisible).toBe(
initialSetters.setCommitMessageModalVisible
);
expect(result.current.setSettingsModalVisible).toBe(
initialSetters.setSettingsModalVisible
);
expect(result.current.setSwitchWorkspaceModalVisible).toBe(
initialSetters.setSwitchWorkspaceModalVisible
);
expect(result.current.setCreateWorkspaceModalVisible).toBe(
initialSetters.setCreateWorkspaceModalVisible
);
});
});
describe('modal state management', () => {
describe('newFileModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setNewFileModalVisible(true);
});
act(() => {
result.current.setNewFileModalVisible(false);
});
expect(result.current.newFileModalVisible).toBe(false);
});
it('can be toggled multiple times', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
act(() => {
result.current.setNewFileModalVisible(false);
});
expect(result.current.newFileModalVisible).toBe(false);
act(() => {
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
});
});
describe('deleteFileModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setDeleteFileModalVisible(true);
});
expect(result.current.deleteFileModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setDeleteFileModalVisible(true);
});
act(() => {
result.current.setDeleteFileModalVisible(false);
});
expect(result.current.deleteFileModalVisible).toBe(false);
});
});
describe('commitMessageModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setCommitMessageModalVisible(true);
});
expect(result.current.commitMessageModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setCommitMessageModalVisible(true);
});
act(() => {
result.current.setCommitMessageModalVisible(false);
});
expect(result.current.commitMessageModalVisible).toBe(false);
});
});
describe('settingsModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setSettingsModalVisible(true);
});
expect(result.current.settingsModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setSettingsModalVisible(true);
});
act(() => {
result.current.setSettingsModalVisible(false);
});
expect(result.current.settingsModalVisible).toBe(false);
});
});
describe('switchWorkspaceModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setSwitchWorkspaceModalVisible(true);
});
expect(result.current.switchWorkspaceModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setSwitchWorkspaceModalVisible(true);
});
act(() => {
result.current.setSwitchWorkspaceModalVisible(false);
});
expect(result.current.switchWorkspaceModalVisible).toBe(false);
});
});
describe('createWorkspaceModalVisible', () => {
it('can be set to true', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setCreateWorkspaceModalVisible(true);
});
expect(result.current.createWorkspaceModalVisible).toBe(true);
});
it('can be toggled back to false', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setCreateWorkspaceModalVisible(true);
});
act(() => {
result.current.setCreateWorkspaceModalVisible(false);
});
expect(result.current.createWorkspaceModalVisible).toBe(false);
});
});
});
describe('independent modal state', () => {
it('each modal state is independent', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Set multiple modals to true
act(() => {
result.current.setNewFileModalVisible(true);
result.current.setDeleteFileModalVisible(true);
result.current.setSettingsModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
expect(result.current.deleteFileModalVisible).toBe(true);
expect(result.current.settingsModalVisible).toBe(true);
expect(result.current.commitMessageModalVisible).toBe(false);
expect(result.current.switchWorkspaceModalVisible).toBe(false);
expect(result.current.createWorkspaceModalVisible).toBe(false);
});
it('setting one modal does not affect others', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Set all modals to true first
act(() => {
result.current.setNewFileModalVisible(true);
result.current.setDeleteFileModalVisible(true);
result.current.setCommitMessageModalVisible(true);
result.current.setSettingsModalVisible(true);
result.current.setSwitchWorkspaceModalVisible(true);
result.current.setCreateWorkspaceModalVisible(true);
});
// Toggle one modal off
act(() => {
result.current.setNewFileModalVisible(false);
});
expect(result.current.newFileModalVisible).toBe(false);
expect(result.current.deleteFileModalVisible).toBe(true);
expect(result.current.commitMessageModalVisible).toBe(true);
expect(result.current.settingsModalVisible).toBe(true);
expect(result.current.switchWorkspaceModalVisible).toBe(true);
expect(result.current.createWorkspaceModalVisible).toBe(true);
});
});
describe('useState setter function behavior', () => {
it('handles function updater pattern', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Test function updater for toggling
act(() => {
result.current.setNewFileModalVisible((prev) => !prev);
});
expect(result.current.newFileModalVisible).toBe(true);
act(() => {
result.current.setNewFileModalVisible((prev) => !prev);
});
expect(result.current.newFileModalVisible).toBe(false);
});
it('handles conditional updates with function updater', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Set to true first
act(() => {
result.current.setSettingsModalVisible(true);
});
// Use function updater with condition
act(() => {
result.current.setSettingsModalVisible((prev) => (prev ? false : true));
});
expect(result.current.settingsModalVisible).toBe(false);
});
it('supports multiple rapid state updates', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
act(() => {
result.current.setNewFileModalVisible(true);
result.current.setNewFileModalVisible(false);
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
});
});
describe('provider nesting', () => {
it('inner provider creates independent context', () => {
const OuterWrapper = ({ children }: { children: React.ReactNode }) => (
<ModalProvider>{children}</ModalProvider>
);
const InnerWrapper = ({ children }: { children: React.ReactNode }) => (
<OuterWrapper>
<ModalProvider>{children}</ModalProvider>
</OuterWrapper>
);
const { result } = renderHook(() => useModalContext(), {
wrapper: InnerWrapper,
});
// Should work with nested providers (inner context takes precedence)
expect(result.current.newFileModalVisible).toBe(false);
act(() => {
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
});
});
describe('context value structure', () => {
it('provides expected context interface', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
const expectedBooleanValues = {
newFileModalVisible: false,
deleteFileModalVisible: false,
commitMessageModalVisible: false,
settingsModalVisible: false,
switchWorkspaceModalVisible: false,
createWorkspaceModalVisible: false,
};
// Check the boolean values
Object.entries(expectedBooleanValues).forEach(([key, value]) => {
expect(result.current[key as keyof typeof result.current]).toBe(value);
});
// Check the setter functions exist
expect(typeof result.current.setNewFileModalVisible).toBe('function');
expect(typeof result.current.setDeleteFileModalVisible).toBe('function');
expect(typeof result.current.setCommitMessageModalVisible).toBe(
'function'
);
expect(typeof result.current.setSettingsModalVisible).toBe('function');
expect(typeof result.current.setSwitchWorkspaceModalVisible).toBe(
'function'
);
expect(typeof result.current.setCreateWorkspaceModalVisible).toBe(
'function'
);
});
it('all boolean values have correct types', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
expect(typeof result.current.newFileModalVisible).toBe('boolean');
expect(typeof result.current.deleteFileModalVisible).toBe('boolean');
expect(typeof result.current.commitMessageModalVisible).toBe('boolean');
expect(typeof result.current.settingsModalVisible).toBe('boolean');
expect(typeof result.current.switchWorkspaceModalVisible).toBe('boolean');
expect(typeof result.current.createWorkspaceModalVisible).toBe('boolean');
});
it('all setter functions have correct types', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
expect(typeof result.current.setNewFileModalVisible).toBe('function');
expect(typeof result.current.setDeleteFileModalVisible).toBe('function');
expect(typeof result.current.setCommitMessageModalVisible).toBe(
'function'
);
expect(typeof result.current.setSettingsModalVisible).toBe('function');
expect(typeof result.current.setSwitchWorkspaceModalVisible).toBe(
'function'
);
expect(typeof result.current.setCreateWorkspaceModalVisible).toBe(
'function'
);
});
});
describe('performance considerations', () => {
it('does not cause unnecessary re-renders', () => {
const wrapper = createWrapper();
const { result, rerender } = renderHook(() => useModalContext(), {
wrapper,
});
const initialContext = result.current;
// Re-render without changing anything
rerender();
// All function references should be stable
expect(result.current.setNewFileModalVisible).toBe(
initialContext.setNewFileModalVisible
);
expect(result.current.setDeleteFileModalVisible).toBe(
initialContext.setDeleteFileModalVisible
);
expect(result.current.setCommitMessageModalVisible).toBe(
initialContext.setCommitMessageModalVisible
);
expect(result.current.setSettingsModalVisible).toBe(
initialContext.setSettingsModalVisible
);
expect(result.current.setSwitchWorkspaceModalVisible).toBe(
initialContext.setSwitchWorkspaceModalVisible
);
expect(result.current.setCreateWorkspaceModalVisible).toBe(
initialContext.setCreateWorkspaceModalVisible
);
});
it('maintains setter function stability after state changes', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
const initialSetters = {
setNewFileModalVisible: result.current.setNewFileModalVisible,
setDeleteFileModalVisible: result.current.setDeleteFileModalVisible,
};
// Change some state
act(() => {
result.current.setNewFileModalVisible(true);
result.current.setDeleteFileModalVisible(true);
});
// Function references should still be the same
expect(result.current.setNewFileModalVisible).toBe(
initialSetters.setNewFileModalVisible
);
expect(result.current.setDeleteFileModalVisible).toBe(
initialSetters.setDeleteFileModalVisible
);
});
});
describe('real-world usage patterns', () => {
it('supports common modal workflow patterns', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Typical workflow: open modal, perform action, close modal
act(() => {
result.current.setNewFileModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(true);
// User performs action (file creation), then modal closes
act(() => {
result.current.setNewFileModalVisible(false);
});
expect(result.current.newFileModalVisible).toBe(false);
});
it('supports opening multiple modals in sequence', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Open new file modal
act(() => {
result.current.setNewFileModalVisible(true);
});
// Close new file modal, open settings
act(() => {
result.current.setNewFileModalVisible(false);
result.current.setSettingsModalVisible(true);
});
expect(result.current.newFileModalVisible).toBe(false);
expect(result.current.settingsModalVisible).toBe(true);
// Close settings, open workspace creation
act(() => {
result.current.setSettingsModalVisible(false);
result.current.setCreateWorkspaceModalVisible(true);
});
expect(result.current.settingsModalVisible).toBe(false);
expect(result.current.createWorkspaceModalVisible).toBe(true);
});
it('supports modal state reset pattern', () => {
const wrapper = createWrapper();
const { result } = renderHook(() => useModalContext(), { wrapper });
// Open multiple modals
act(() => {
result.current.setNewFileModalVisible(true);
result.current.setSettingsModalVisible(true);
result.current.setDeleteFileModalVisible(true);
});
// Reset all to false (like on route change or logout)
act(() => {
result.current.setNewFileModalVisible(false);
result.current.setSettingsModalVisible(false);
result.current.setDeleteFileModalVisible(false);
result.current.setCommitMessageModalVisible(false);
result.current.setSwitchWorkspaceModalVisible(false);
result.current.setCreateWorkspaceModalVisible(false);
});
expect(result.current.newFileModalVisible).toBe(false);
expect(result.current.settingsModalVisible).toBe(false);
expect(result.current.deleteFileModalVisible).toBe(false);
expect(result.current.commitMessageModalVisible).toBe(false);
expect(result.current.switchWorkspaceModalVisible).toBe(false);
expect(result.current.createWorkspaceModalVisible).toBe(false);
});
});
});

View File

@@ -0,0 +1,401 @@
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import { renderHook, act } from '@testing-library/react';
import React from 'react';
import { ThemeProvider, useTheme } from './ThemeContext';
import type { MantineColorScheme } from '@mantine/core';
// Mock Mantine's color scheme hook
const mockSetColorScheme = vi.fn();
const mockUseMantineColorScheme = vi.fn();
vi.mock('@mantine/core', () => ({
useMantineColorScheme: (): {
colorScheme: MantineColorScheme | undefined;
setColorScheme?: (scheme: MantineColorScheme) => void;
} =>
mockUseMantineColorScheme() as {
colorScheme: MantineColorScheme | undefined;
setColorScheme?: (scheme: MantineColorScheme) => void;
},
}));
// Helper wrapper component for testing
const createWrapper = (initialColorScheme: MantineColorScheme = 'light') => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: initialColorScheme,
setColorScheme: mockSetColorScheme,
});
const Wrapper = ({ children }: { children: React.ReactNode }) => (
<ThemeProvider>{children}</ThemeProvider>
);
Wrapper.displayName = 'ThemeProviderTestWrapper';
return Wrapper;
};
describe('ThemeContext', () => {
beforeEach(() => {
vi.clearAllMocks();
});
afterEach(() => {
vi.restoreAllMocks();
});
describe('ThemeProvider', () => {
it('provides theme context with light scheme by default', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('light');
expect(typeof result.current.updateColorScheme).toBe('function');
});
it('provides theme context with dark scheme', () => {
const wrapper = createWrapper('dark');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('dark');
expect(typeof result.current.updateColorScheme).toBe('function');
});
it('provides theme context with auto scheme', () => {
const wrapper = createWrapper('auto');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('auto');
expect(typeof result.current.updateColorScheme).toBe('function');
});
it('calls useMantineColorScheme hook', () => {
const wrapper = createWrapper('light');
renderHook(() => useTheme(), { wrapper });
expect(mockUseMantineColorScheme).toHaveBeenCalled();
});
});
describe('useTheme hook', () => {
it('throws error when used outside ThemeProvider', () => {
// Suppress console.error for this test since we expect an error
const consoleSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
expect(() => {
renderHook(() => useTheme());
}).toThrow('useTheme must be used within a ThemeProvider');
consoleSpy.mockRestore();
});
it('returns current color scheme from Mantine', () => {
const wrapper = createWrapper('dark');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('dark');
});
it('provides updateColorScheme function', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(typeof result.current.updateColorScheme).toBe('function');
});
it('maintains function stability across re-renders', () => {
const wrapper = createWrapper('light');
const { result, rerender } = renderHook(() => useTheme(), { wrapper });
const initialUpdateFunction = result.current.updateColorScheme;
rerender();
expect(result.current.updateColorScheme).toBe(initialUpdateFunction);
});
});
describe('updateColorScheme functionality', () => {
it('calls setColorScheme when updateColorScheme is invoked', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('dark');
});
expect(mockSetColorScheme).toHaveBeenCalledWith('dark');
});
it('handles switching from light to dark', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('dark');
});
expect(mockSetColorScheme).toHaveBeenCalledWith('dark');
expect(mockSetColorScheme).toHaveBeenCalledTimes(1);
});
it('handles switching from dark to light', () => {
const wrapper = createWrapper('dark');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('light');
});
expect(mockSetColorScheme).toHaveBeenCalledWith('light');
expect(mockSetColorScheme).toHaveBeenCalledTimes(1);
});
it('handles switching to auto scheme', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('auto');
});
expect(mockSetColorScheme).toHaveBeenCalledWith('auto');
});
it('handles multiple color scheme changes', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('dark');
});
act(() => {
result.current.updateColorScheme('auto');
});
act(() => {
result.current.updateColorScheme('light');
});
expect(mockSetColorScheme).toHaveBeenCalledTimes(3);
expect(mockSetColorScheme).toHaveBeenNthCalledWith(1, 'dark');
expect(mockSetColorScheme).toHaveBeenNthCalledWith(2, 'auto');
expect(mockSetColorScheme).toHaveBeenNthCalledWith(3, 'light');
});
it('calls setColorScheme immediately without batching', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
// Multiple synchronous calls
act(() => {
result.current.updateColorScheme('dark');
result.current.updateColorScheme('auto');
result.current.updateColorScheme('light');
});
expect(mockSetColorScheme).toHaveBeenCalledTimes(3);
});
});
describe('color scheme reactivity', () => {
it('reflects color scheme changes from Mantine', () => {
// Start with light
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'light',
setColorScheme: mockSetColorScheme,
});
const wrapper = createWrapper('light');
const { result, rerender } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('light');
// Simulate Mantine color scheme change
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'dark',
setColorScheme: mockSetColorScheme,
});
rerender();
expect(result.current.colorScheme).toBe('dark');
});
it('maintains function reference when color scheme changes', () => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'light',
setColorScheme: mockSetColorScheme,
});
const wrapper = createWrapper('light');
const { result, rerender } = renderHook(() => useTheme(), { wrapper });
const initialUpdateFunction = result.current.updateColorScheme;
// Change color scheme
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'dark',
setColorScheme: mockSetColorScheme,
});
rerender();
expect(result.current.updateColorScheme).toBe(initialUpdateFunction);
});
});
describe('context value structure', () => {
it('provides expected context interface', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current).toEqual({
colorScheme: 'light',
updateColorScheme: expect.any(Function) as unknown,
});
});
it('context value has correct types', () => {
const wrapper = createWrapper('dark');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(typeof result.current.colorScheme).toBe('string');
expect(typeof result.current.updateColorScheme).toBe('function');
});
});
describe('provider nesting', () => {
it('works with nested providers (inner provider takes precedence)', () => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'dark',
setColorScheme: mockSetColorScheme,
});
const NestedWrapper = ({ children }: { children: React.ReactNode }) => (
<ThemeProvider>
<ThemeProvider>{children}</ThemeProvider>
</ThemeProvider>
);
const { result } = renderHook(() => useTheme(), {
wrapper: NestedWrapper,
});
expect(result.current.colorScheme).toBe('dark');
expect(typeof result.current.updateColorScheme).toBe('function');
});
});
describe('edge cases', () => {
it('handles undefined color scheme gracefully by falling back to light theme', () => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: undefined,
setColorScheme: mockSetColorScheme,
});
const wrapper = createWrapper();
const { result } = renderHook(() => useTheme(), { wrapper });
// Should fallback to 'light' theme rather than being undefined
expect(result.current.colorScheme).toBe('light');
expect(typeof result.current.updateColorScheme).toBe('function');
});
it('handles missing setColorScheme function', () => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: 'light',
setColorScheme: undefined,
});
const wrapper = createWrapper();
// Should not throw during render
expect(() => {
renderHook(() => useTheme(), { wrapper });
}).not.toThrow();
});
it('handles updateColorScheme with same color scheme', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
act(() => {
result.current.updateColorScheme('light'); // Same as current
});
expect(mockSetColorScheme).toHaveBeenCalledWith('light');
});
});
describe('integration with Mantine', () => {
it('properly integrates with useMantineColorScheme', () => {
const mockMantineHook = {
colorScheme: 'dark' as MantineColorScheme,
setColorScheme: mockSetColorScheme,
};
mockUseMantineColorScheme.mockReturnValue(mockMantineHook);
const wrapper = createWrapper('dark');
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe('dark');
act(() => {
result.current.updateColorScheme('light');
});
expect(mockSetColorScheme).toHaveBeenCalledWith('light');
});
it('reflects all Mantine color scheme options', () => {
const colorSchemes: MantineColorScheme[] = ['light', 'dark', 'auto'];
colorSchemes.forEach((scheme) => {
mockUseMantineColorScheme.mockReturnValue({
colorScheme: scheme,
setColorScheme: mockSetColorScheme,
});
const wrapper = createWrapper(scheme);
const { result } = renderHook(() => useTheme(), { wrapper });
expect(result.current.colorScheme).toBe(scheme);
});
});
});
describe('performance', () => {
it('does not cause unnecessary re-renders', () => {
const wrapper = createWrapper('light');
const { result, rerender } = renderHook(() => useTheme(), { wrapper });
const initialResult = result.current;
// Re-render without changing anything
rerender();
// Function reference should be stable
expect(result.current.updateColorScheme).toBe(
initialResult.updateColorScheme
);
});
it('useCallback optimization works correctly', () => {
const wrapper = createWrapper('light');
const { result } = renderHook(() => useTheme(), { wrapper });
const updateFunction1 = result.current.updateColorScheme;
// Trigger a re-render by calling updateColorScheme
act(() => {
result.current.updateColorScheme('dark');
});
// Function should still be the same reference due to useCallback
expect(result.current.updateColorScheme).toBe(updateFunction1);
});
});
});

View File

@@ -22,13 +22,16 @@ export const ThemeProvider: React.FC<ThemeProviderProps> = ({ children }) => {
const updateColorScheme = useCallback(
(newTheme: MantineColorScheme): void => {
setColorScheme(newTheme);
if (setColorScheme) {
setColorScheme(newTheme);
}
},
[setColorScheme]
);
// Ensure colorScheme is never undefined by falling back to light theme
const value: ThemeContextType = {
colorScheme,
colorScheme: colorScheme || 'light',
updateColorScheme,
};